[Webkit-unassigned] [Bug 102818] New: Web Inspector: NMI add instrumentation to whidely used ActiveDOMObjects. XMLHttpRequest, Prerenderer, HTMLMediaElement

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=102818

           Summary: Web Inspector: NMI add instrumentation to whidely used
                    ActiveDOMObjects. XMLHttpRequest, Prerenderer,
                    HTMLMediaElement
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Inspector
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: loislo at chromium.org
                CC: keishi at webkit.org, pmuellr at yahoo.com,
                    pfeldman at chromium.org, yurys at chromium.org,
                    apavlov at chromium.org, loislo at chromium.org,
                    vsevik at chromium.org,
                    web-inspector-bugs at googlegroups.com


Our test bot counts pointers which don't match with objects allocated by tcmalloc.
This counter becomes nonzero after instrumenting ActiveDOMObject class.
It happens because it is the base class for many other classes. ~30
And almost all these classes use multiple inheritance.

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